4a²- 4√3a+3 how to factorise it.
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4a² - 4√3a + 3
= 4a² - 2√3a - 2√3a + 3
= 2a(2a - √3) - √3(2a - √3)
= (2a - √3)(2a - √3).
or
4a² - 4√3a + 3
= (2a)² - 2(2a)(√3) + (√3)²
= (2a - √3)²
= (2a - √3)(2a - √3).
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